221976865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{607}}^1$

素因数の和:793

約数の個数: 32

約数和(自身を含む): 298552320

約数和(自身を除く): 76575455

約数列:

[1, 5, 11, 55, 61, 109, 305, 545, 607, 671, 1199, 3035, 3355, 5995, 6649, 6677, 33245, 33385, 37027, 66163, 73139, 185135, 330815, 365695, 407297, 727793, 2036485, 3638965, 4035943, 20179715, 44395373, 221976865]

約数ペア:

[(1, 221976865), (5, 44395373), (11, 20179715), (55, 4035943), (61, 3638965), (109, 2036485), (305, 727793), (545, 407297), (607, 365695), (671, 330815), (1199, 185135), (3035, 73139), (3355, 66163), (5995, 37027), (6649, 33385), (6677, 33245)]